Bhutan is a biodiversity hotspot for plants:

Bhutan boasts about 300 species of medicinal plants and about 46 species of rhododendrons. Some common sights for the visitors are the magnolias, junipers, orchids of varied hues, gentian, medicinal plants, Daphne, giant rhubarb, the blue and trees such as fir, pine and oaks.

Bhutan is a biodiversity hotspot for endangered animals:

A wide range of rare and endangered animals can be found frequenting the dense jungles and high mountains of Bhutan. Due to the country’s conservation efforts and its unspoiled natural environment Bhutan supports thriving populations of some of the rarest animals on earth and has thus been classified as one of the last biodiversity hotspots in the world.

Bhutan is a biodiversity hotspot for high altitude animals:

Some high altitude species are the snow leopards, Bengal tigers that are found at altitudes ranging from 3000 to 4000 meters, the red panda, the gorals and the langurs, the Himalayan black bear, sambars, wild pigs, barking deer, blue sheep and musk deer.

In the tropical forests of Southern Bhutan one can come across clouded leopards, the one horned rhinoceros, elephants, water buffaloes and swamp deer. You can even find the Golden Langur, a species of monkey that is unique to Bhutan.

Bhutan is a biodiversity hotspot and:

As one of the ten global hotspots, Bhutan is committed to preserve and protect its rich environment through its government and environmental organizations. This commitment is apparent in the fact that the kingdom has the distinct honor of being one of the only nations whose forest cover has actually grown over the years.